/*******************************************************************************
 * Copyright (c) 2001, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.j2ee.internal.webapplication.impl;

import java.util.Collection;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.jst.j2ee.common.DisplayName;
import org.eclipse.jst.j2ee.internal.webapplication.WebapplicationPackage;
import org.eclipse.jst.j2ee.webapplication.AuthConstraint;
import org.eclipse.jst.j2ee.webapplication.SecurityConstraint;
import org.eclipse.jst.j2ee.webapplication.UserDataConstraint;
import org.eclipse.jst.j2ee.webapplication.WebApp;
import org.eclipse.jst.j2ee.webapplication.WebResourceCollection;


/**
 * The security-constraint element is used to associate security constraints with one or more web resource collections
 */
public class SecurityConstraintImpl extends EObjectImpl implements SecurityConstraint, EObject {

	/**
	 * The default value of the '{@link #getDisplayName() <em>Display Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getDisplayName()
	 * @generated
	 * @ordered
	 */
	protected static final String DISPLAY_NAME_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getDisplayName() <em>Display Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getDisplayName()
	 * @generated
	 * @ordered
	 */
	protected String displayName = DISPLAY_NAME_EDEFAULT;

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	protected EList webResourceCollections = null;
	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	protected AuthConstraint authConstraint = null;
	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	protected UserDataConstraint userDataConstraint = null;
	/**
	 * The cached value of the '{@link #getDisplayNames() <em>Display Names</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getDisplayNames()
	 * @generated
	 * @ordered
	 */
	protected EList displayNames = null;

	public SecurityConstraintImpl() {
		super();
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected EClass eStaticClass() {
		return WebapplicationPackage.eINSTANCE.getSecurityConstraint();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getDisplayName() {
		return displayName;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setDisplayName(String newDisplayName) {
		String oldDisplayName = displayName;
		displayName = newDisplayName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAME, oldDisplayName, displayName));
	}

	/**
	 * @generated This field/method will be replaced during code generation 
	 */
	public WebApp getWebApp() {
		if (eContainerFeatureID != WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP) return null;
		return (WebApp)eContainer;
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void setWebApp(WebApp newWebApp) {
		if (newWebApp != eContainer || (eContainerFeatureID != WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP && newWebApp != null)) {
			if (EcoreUtil.isAncestor(this, newWebApp))
				throw new IllegalArgumentException("Recursive containment not allowed for " + toString()); //$NON-NLS-1$
			NotificationChain msgs = null;
			if (eContainer != null)
				msgs = eBasicRemoveFromContainer(msgs);
			if (newWebApp != null)
				msgs = ((InternalEObject)newWebApp).eInverseAdd(this, WebapplicationPackage.WEB_APP__CONSTRAINTS, WebApp.class, msgs);
			msgs = eBasicSetContainer((InternalEObject)newWebApp, WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP, newWebApp, newWebApp));
	}

	/**
	 * @generated This field/method will be replaced during code generation 
	 */
	public EList getWebResourceCollections() {
		if (webResourceCollections == null) {
			webResourceCollections = new EObjectContainmentWithInverseEList(WebResourceCollection.class, this, WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS, WebapplicationPackage.WEB_RESOURCE_COLLECTION__SEC_CONSTRAINT);
		}
		return webResourceCollections;
	}

	/**
	 * @generated This field/method will be replaced during code generation 
	 */
	public AuthConstraint getAuthConstraint() {
		return authConstraint;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetAuthConstraint(AuthConstraint newAuthConstraint, NotificationChain msgs) {
		AuthConstraint oldAuthConstraint = authConstraint;
		authConstraint = newAuthConstraint;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT, oldAuthConstraint, newAuthConstraint);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void setAuthConstraint(AuthConstraint newAuthConstraint) {
		if (newAuthConstraint != authConstraint) {
			NotificationChain msgs = null;
			if (authConstraint != null)
				msgs = ((InternalEObject)authConstraint).eInverseRemove(this, WebapplicationPackage.AUTH_CONSTRAINT__SEC_CONSTRAINT, AuthConstraint.class, msgs);
			if (newAuthConstraint != null)
				msgs = ((InternalEObject)newAuthConstraint).eInverseAdd(this, WebapplicationPackage.AUTH_CONSTRAINT__SEC_CONSTRAINT, AuthConstraint.class, msgs);
			msgs = basicSetAuthConstraint(newAuthConstraint, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT, newAuthConstraint, newAuthConstraint));
	}

	/**
	 * @generated This field/method will be replaced during code generation 
	 */
	public UserDataConstraint getUserDataConstraint() {
		return userDataConstraint;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetUserDataConstraint(UserDataConstraint newUserDataConstraint, NotificationChain msgs) {
		UserDataConstraint oldUserDataConstraint = userDataConstraint;
		userDataConstraint = newUserDataConstraint;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT, oldUserDataConstraint, newUserDataConstraint);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void setUserDataConstraint(UserDataConstraint newUserDataConstraint) {
		if (newUserDataConstraint != userDataConstraint) {
			NotificationChain msgs = null;
			if (userDataConstraint != null)
				msgs = ((InternalEObject)userDataConstraint).eInverseRemove(this, WebapplicationPackage.USER_DATA_CONSTRAINT__SEC_CONSTRAINT, UserDataConstraint.class, msgs);
			if (newUserDataConstraint != null)
				msgs = ((InternalEObject)newUserDataConstraint).eInverseAdd(this, WebapplicationPackage.USER_DATA_CONSTRAINT__SEC_CONSTRAINT, UserDataConstraint.class, msgs);
			msgs = basicSetUserDataConstraint(newUserDataConstraint, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT, newUserDataConstraint, newUserDataConstraint));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getDisplayNames() {
		if (displayNames == null) {
			displayNames = new EObjectContainmentEList(DisplayName.class, this, WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES);
		}
		return displayNames;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
		if (featureID >= 0) {
			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
				case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
					if (eContainer != null)
						msgs = eBasicRemoveFromContainer(msgs);
					return eBasicSetContainer(otherEnd, WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
					return ((InternalEList)getWebResourceCollections()).basicAdd(otherEnd, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
					if (authConstraint != null)
						msgs = ((InternalEObject)authConstraint).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT, null, msgs);
					return basicSetAuthConstraint((AuthConstraint)otherEnd, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
					if (userDataConstraint != null)
						msgs = ((InternalEObject)userDataConstraint).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT, null, msgs);
					return basicSetUserDataConstraint((UserDataConstraint)otherEnd, msgs);
				default:
					return eDynamicInverseAdd(otherEnd, featureID, baseClass, msgs);
			}
		}
		if (eContainer != null)
			msgs = eBasicRemoveFromContainer(msgs);
		return eBasicSetContainer(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
		if (featureID >= 0) {
			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
				case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
					return eBasicSetContainer(null, WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
					return ((InternalEList)getWebResourceCollections()).basicRemove(otherEnd, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
					return basicSetAuthConstraint(null, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
					return basicSetUserDataConstraint(null, msgs);
				case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES:
					return ((InternalEList)getDisplayNames()).basicRemove(otherEnd, msgs);
				default:
					return eDynamicInverseRemove(otherEnd, featureID, baseClass, msgs);
			}
		}
		return eBasicSetContainer(null, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
		if (eContainerFeatureID >= 0) {
			switch (eContainerFeatureID) {
				case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
					return eContainer.eInverseRemove(this, WebapplicationPackage.WEB_APP__CONSTRAINTS, WebApp.class, msgs);
				default:
					return eDynamicBasicRemoveFromContainer(msgs);
			}
		}
		return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE - eContainerFeatureID, null, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAME:
				return getDisplayName();
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
				return getWebApp();
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
				return getWebResourceCollections();
			case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
				return getAuthConstraint();
			case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
				return getUserDataConstraint();
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES:
				return getDisplayNames();
		}
		return eDynamicGet(eFeature, resolve);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public boolean eIsSet(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAME:
				return DISPLAY_NAME_EDEFAULT == null ? displayName != null : !DISPLAY_NAME_EDEFAULT.equals(displayName);
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
				return getWebApp() != null;
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
				return webResourceCollections != null && !webResourceCollections.isEmpty();
			case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
				return authConstraint != null;
			case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
				return userDataConstraint != null;
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES:
				return displayNames != null && !displayNames.isEmpty();
		}
		return eDynamicIsSet(eFeature);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (displayName: ");//$NON-NLS-1$
		result.append(displayName);
		result.append(')');
		return result.toString();
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void eSet(EStructuralFeature eFeature, Object newValue) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAME:
				setDisplayName((String)newValue);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
				setWebApp((WebApp)newValue);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
				getWebResourceCollections().clear();
				getWebResourceCollections().addAll((Collection)newValue);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
				setAuthConstraint((AuthConstraint)newValue);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
				setUserDataConstraint((UserDataConstraint)newValue);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES:
				getDisplayNames().clear();
				getDisplayNames().addAll((Collection)newValue);
				return;
		}
		eDynamicSet(eFeature, newValue);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void eUnset(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAME:
				setDisplayName(DISPLAY_NAME_EDEFAULT);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_APP:
				setWebApp((WebApp)null);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__WEB_RESOURCE_COLLECTIONS:
				getWebResourceCollections().clear();
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__AUTH_CONSTRAINT:
				setAuthConstraint((AuthConstraint)null);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__USER_DATA_CONSTRAINT:
				setUserDataConstraint((UserDataConstraint)null);
				return;
			case WebapplicationPackage.SECURITY_CONSTRAINT__DISPLAY_NAMES:
				getDisplayNames().clear();
				return;
		}
		eDynamicUnset(eFeature);
	}

}